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Solve your equation and enter your answers below as a list of numbers, separated with a comma where necessary.

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Solution

Given


\begin{gathered} (x+7)^2=16 \\ \\ \text{ Taking the square root of both sides} \\ \Rightarrow(x+7)=\pm√(16) \\ \\ \Rightarrow(x+7)=\pm4 \\ \\ \Rightarrow x=-7\pm4 \\ \\ \Rightarrow x=-7-4,-7+4 \\ \\ \Rightarrow x=-11,-3 \end{gathered}

Answer(s): -11, -3

User Ppwater
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